Year | Value | 2022 | 46,839 | 2021 | 49,752 | 2020 | 54,333 | 2019 | 58,782 | 2018 | 60,525 | 2017 | 59,743 | 2016 | 58,354 | 2015 | 57,430 | 2014 | 55,891 | 2013 | 53,363 | 2012 | 51,561 | 2011 | 51,814 | 2010 | 53,158 | 2009 | 51,691 | 2008 | 47,579 | 2007 | 43,561 | 2006 | 39,709 | 2005 | 36,105 | 2004 | 32,885 | 2003 | 30,585 | 2002 | 29,414 | 2001 | 28,673 | 2000 | 27,906 | 1999 | 27,127 | 1998 | 26,384 | 1997 | 25,751 | 1996 | 25,253 | 1995 | 24,860 | 1994 | 24,536 | 1993 | 24,243 | 1992 | 23,935 | 1991 | 23,591 | 1990 | 23,003 | 1989 | 22,124 | 1988 | 21,129 | 1987 | 20,043 | 1986 | 18,896 | 1985 | 17,724 | 1984 | 16,567 | 1983 | 15,463 | 1982 | 14,434 | 1981 | 13,466 | 1980 | 12,474 | 1979 | 11,457 | 1978 | 10,492 | 1977 | 9,607 | 1976 | 8,827 | 1975 | 8,164 | 1974 | 7,611 | 1973 | 7,158 | 1972 | 6,788 | 1971 | 6,512 | 1970 | 6,407 | 1969 | 6,426 | 1968 | 6,461 | 1967 | 6,499 | 1966 | 6,528 | 1965 | 6,521 | 1964 | 6,398 | 1963 | 6,176 | 1962 | 5,943 | 1961 | 5,708 | 1960 | 5,476 |
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